Characteristic EP, N = 171 ET, N = 91 LP, N = 601 p-value2
wh1 4 (24%) 2 (22%) 0 (0%) <0.001
wh2 6 (35%) 3 (33%) 0 (0%) <0.001
wh3 8 (47%) 5 (56%) 2 (3.3%) <0.001
wh4 12 (71%) 0 (0%) 0 (0%) <0.001
wh5 11 (65%) 5 (56%) 0 (0%) <0.001
wh6 13 (76%) 0 (0%) 3 (5.0%) <0.001
birthweight 3.70 (3.40, 4.00) 3.70 (3.50, 3.90) 3.60 (3.20, 3.90) 0.7
GA 0.3
36 1 (5.9%) 0 (0%) 1 (1.7%)
37 1 (5.9%) 0 (0%) 1 (1.7%)
38 1 (5.9%) 3 (33%) 7 (12%)
39 3 (18%) 1 (11%) 21 (35%)
40 5 (29%) 2 (22%) 18 (30%)
41 6 (35%) 2 (22%) 9 (15%)
42 0 (0%) 1 (11%) 3 (5.0%)
birthmode 3 (18%) 2 (22%) 11 (18%) >0.9
Pets_PN 6 (35%) 4 (44%) 23 (38%) 0.9
Smokers_PN 2 (12%) 1 (11%) 9 (15%) >0.9
Mom_Asthma 11 (65%) 3 (33%) 23 (38%) 0.15
Mom_HayFever 13 (76%) 4 (44%) 30 (50%) 0.13
Mom_Eczema 8 (47%) 1 (11%) 19 (32%) 0.2
Mom_Hives 7 (41%) 2 (22%) 23 (38%) 0.7
MoM_FoodAllergy 6 (35%) 1 (11%) 18 (30%) 0.5
FirstBorn 8 (47%) 5 (56%) 26 (43%) 0.8
mom_PS 15 (88%) 7 (78%) 50 (83%) 0.8
mom_atopy 15 (88%) 6 (67%) 44 (73%) 0.4
Dad_Asthma 7 (41%) 3 (33%) 23 (38%) >0.9
Dad_HayFever 8 (47%) 5 (56%) 31 (52%) >0.9
Dad_Eczema 6 (35%) 4 (44%) 14 (23%) 0.3
Dad_Hives 4 (24%) 2 (22%) 19 (32%) 0.8
Dad_FoodAllergy 5 (29%) 3 (33%) 16 (27%) 0.9
dad_atopy 13 (76%) 6 (67%) 45 (75%) 0.9
sex 12 (71%) 4 (44%) 22 (37%) 0.045
Intervention 11 (65%) 6 (67%) 33 (55%) 0.7
CityR 8 (47%) 5 (56%) 25 (42%) 0.7
Peanuts 6 (35%) 4 (44%) 15 (25%) 0.3
Nuts 7 (41%) 3 (33%) 16 (27%) 0.5
Fish 2 (12%) 4 (44%) 24 (40%) 0.070
Seafood 2 (12%) 3 (33%) 15 (25%) 0.4
Eggs 13 (76%) 5 (56%) 48 (80%) 0.3
BFexcl_4m 8 (47%) 4 (44%) 27 (45%) >0.9
BF_12m 5 (29%) 3 (33%) 21 (35%) >0.9
baby_care_home_24m 13 (76%) 7 (78%) 44 (73%) >0.9
atopy_1y 5 (29%) 0 (0%) 13 (22%) 0.2
atopy_2y 3 (18%) 1 (11%) 5 (8.3%) 0.5
bmed2 0 (0%) 0 (0%) 0 (0%)
bmed3 4 (24%) 2 (22%) 1 (1.7%) 0.004
bmed4 6 (35%) 2 (22%) 2 (3.3%) 0.001
bmed5 7 (41%) 2 (22%) 10 (17%) 0.084
bmed6 12 (71%) 4 (44%) 6 (10%) <0.001
bmed7 14 (82%) 2 (22%) 24 (40%) 0.002
antib5 9 (53%) 6 (67%) 22 (37%) 0.2
antib7 7 (41%) 3 (33%) 14 (23%) 0.3

1 Statistics presented: n (%); median (IQR)

2 Statistical tests performed: Fisher's exact test; Kruskal-Wallis test